Finite Group Databasebeta

C3×D21⋊D71 #31822090

order17892
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

direct productC3×D21⋊D71
unambiguous semidirect productD213⋊(C3×D7)

Splittings

Fitting, socle, HallC32×C7×C71 ⋊ C22
derivedC3×C7×C71 ⋊ C22×C3
HallC32×C71 ⋊ C2×D7
HallC7×C71 ⋊ C2×C3×D3
SylowC71 ⋊ C3×D3×D7
HallC32×C7 ⋊ C2×D71
SylowC32 ⋊ D7×D71
SylowC7 ⋊ C3×D3×D71

Subgroups

subgroupG/H
center, hypercenterC3D21⋊D71
commutator, cosocle, hypocenterC3×C7×C71C22×C3
FrattiniC1G
Fitting, socleC32×C7×C71C22
LCSG ▷ C3×C7×C71
UCSC1 ◁ C3

88 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2982

Conjugacy classes & character table

1305 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17892, 107);